The product is a 3.9-inch plush mascot keychain featuring the character Kamishiro Rui from the Project Sekai franchise. Made of plush material in multicolor, this item is an officially licensed product by SEGA. It is a Japanese-language themed collectible that would appeal to fans of anime and manga, especially those who are fans of the Project Sekai TV show. The keychain is a unique and cute accessory that would make a great addition to any collection of animation merchandise.